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Rocks and Rock cycle
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rocks formed when the lava from volcanoes cools down
igneous
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What type of rock are granite, basalt, and pumice?
igneous
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3 facts about igneous rocks
contain tiny holes/spaces, form above and below ground, formed from cooled lava
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what type of rock is shown?
sedimentary
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soil that has small grains and is reddish in color
clay
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the process where rocks change from 1 form of another
rock cycle
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what type of rock is shown?
metamorphic
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the process where wind, rain, and heat BREAK down rocks
weathering
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what type of rock are sandstone and limestone?
sedimentary
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rocks formed from extreme heat and pressure
metamorphic
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Erosion and weathering can take many___________ to occur.
years
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What does metamorphic mean?
going through a change
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the process where wind, rain, and animals MOVE rocks
erosion
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3 facts about metamorphic rock
crystal like. shiny, ribbon like layers, under surface of the earth, formed from intense & pressure
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Type of weathering that changes the chemical composition of rocks
chemical weathering
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rocks formed from weathering and erosion
sedimentary
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what type of weathering physically breaks down rocks?
mechanical weathering
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rocks that breaks apart easily and are formed near water
sedimentary rock
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what type of rock is shown?
igneous
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3 types of sediment in sedimentary rock
pebbles, gravel, sand, silt, shells
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